Ingersoll Rand R4-11 kW Manual Del Usuario página 12

EN
Xe-70 DISPLAY MEANING
High Airend Discharge
High A/E Disch T
Temperature
Service Level 1: Service
SVC Required
required
"Service Level 2: 100
"100 hours to hours till service
SVC required
SVC Required Service required
Service Alarm" 100 hours after service
requirement"
Warning
High Disch Pres High Discharge Pressure
High VSD Ambient
High VSD Amb T
Temperature
Dryer Temp Dryer Temp Warning
Dryer High Pres Dryer High Pressure
Invalid Cal Invalid Calibration
EN-12
RELEASED 16/Dec/2014 10:49:53 GMT
CAUSE
Compressor operating above rated
pressure.
Low coolant level.
High ambient temperature.
Insufficient cooling air.
Dirty, blocked coolant cooler (cooling
air side).
Fan motor direction of rotation
incorrect.
Service timer has alarmed.
"Preliminary service timer has alarmed.
Service timer has alarmed.
Late service timer has alarmed. "
Will occur if the unit is using a remote
sensor or is under the control of an
external device, such as an X81, is
loaded, and the discharge pressure
(4APT) is greater than the maximum
offline pressure. If occurs for longer
than 3 seconds, the compressor will
automatically unload.
VSD ambient temperature reaches
52.4°C for three seconds.
Dewpoint temperature exceeds 14.5°C
for 6 minutes or longer. Or if the
temperature probe in the dryer fails.
Will occur if the dryer high pressure
switch opens for at least 3 seconds while
the dryer is running. This is a locking
switch and the dryer high pressure
switch must be reset (contact closed)
before this warning can be reset.
Calibration done with pressure in
compressor.
REMEDY
Check and modify settings. Review system
requirements and contact your local Ingersoll Rand
representative.
Check for leaks. See also if discharge air is
contaminated with coolant. Top off coolant.
Review installation and system parameters.
Check ducting and cooling air path.
Clean or replace.
Wire correctly.
Service machine and reset warning.
"Plan machine service and reset warning.
Service machine and reset warning.
Service machine and set the service complete factory
set point. "
Discharge pressure must fall to the rated pressure
value before the unit is available for reload.
Check and modify settings. Review system
requirements and contact your local Ingersoll Rand
representative.
Install, repair or replace faulty sensor. Contact your
local Ingersoll Rand representative.
This is a locking switch and the dryer high pressure
switch must be reset (contact closed) before this
warning can be reset.
Depressurize and recalibrate with pressure pipe
to sensor disconnected. If fault still exists, replace
pressure transducer.
80448517 Rev A